O 20X2.5 FKM
20X2.5
Catalog #1: https://ecatalog.fst.com/seals/all/o-rings/or-dhh/67194870-67194865/dichtomatik-o-ring-75-fkm-fp759412-peroxide-black-20-x-25-mm-iso-3601-bn-att-a/?categorypage=165